decoding support for content-disposition (2f94d1ca) · Commits · TTCN-3 Libraries / LibSip

codec/c++/sip_codets.cpp

+54 −66

Original line number	Diff line number	Diff line
		@@ -178,7 +178,19 @@ bool is_tel_scheme (const char * pszScheme) {
		#define SIPREG_TELPARAM_VALUE "([\\x21\\x23-\\x3A\\x3C-\\x7E]+\|(" SIPREG_QUOTED_STRING "))"
		#define SIPREG_TELPARAMS "([;]" SIPREG_TELPARAM_NAME "([=]" SIPREG_TELPARAM_VALUE ")?)+"

		#define SIPREG_CPARAM "[\\x21\\x23-\\x2B\\x2D-\\x3C\\x3E-\\x7E]"
		#define SIPREG_GPARAM_VALUE "(([" SIPCHARS_ALFANUM ".!%*_+`'~\\-:]+)\|(" SIPREG_QUOTED_STRING "))"

		bool decode_comma_separated(RecordOfSetOf * pRecordOf, Buffer & buffer) throw (DecodeError)
		{
		static Regex reg_separator ("^" SIPREG_COMMA);
		if (!buffer.GetBitsLeft() \|\| pRecordOf->GetSize() == 0)
		return true;
		else if (reg_separator.Match(buffer))
		buffer.SetPosition(buffer.GetPosition() + reg_separator.GetMatchedLength());
		else
		return false;
		return true;
		}

		void SipUrl::PreDecodeField (int id, Buffer& buffer) throw (DecodeError)
		{
		@@ -369,13 +381,7 @@ void AmpersandParam_List::PreDecodeField (int id, Buffer& buffer) throw (DecodeE

		void CommaParam_List::PreDecodeField (int id, Buffer& buffer) throw (DecodeError)
		{
		static Regex reg_separator ("^" SIPREG_COMMA);

		if (!buffer.GetBitsLeft() \|\| GetSize() == 0)
		return;
		if (reg_separator.Match(buffer))
		buffer.SetPosition(buffer.GetPosition() + reg_separator.GetMatchedLength());
		else
		if (!decode_comma_separated (this, buffer))
		SetHypSize(-2);
		}

		@@ -392,10 +398,10 @@ void GenericParam::PreDecodeField (int id, Buffer& buffer) throw (DecodeError)
		static Regex reg_telparname ("^" SIPREG_TELPARAM_NAME);
		static Regex reg_telparvalue ("^" SIPREG_TELPARAM_VALUE);

		static Regex reg_cparname ("^" SIPREG_CPARAM "+");
		static Regex reg_cparvalue ("^(" SIPREG_CPARAM "+)\|(" SIPREG_QUOTED_STRING ")");
		static Regex reg_gparname ("^" SIPREG_TOKEN);
		static Regex reg_gparvalue ("^" SIPREG_GPARAM_VALUE);

		Regex * preg_name;
		Regex * preg_name = NULL;
		Regex * preg_value;
		bool bMandatoryParam = false;

		@@ -404,19 +410,22 @@ void GenericParam::PreDecodeField (int id, Buffer& buffer) throw (DecodeError)
		throw DecodeError (this, "Parent type cannot be null");
		const char * pszParName = parent->GetTypeName();
		if (strcmp(pszParName, "SemicolonParam_List") == 0){
		bool bTel = false;
		parent = parent->GetParent();
		if (parent != NULL && strcmp (parent->GetTypeName(), "SipUrl") == 0) {
		SipUrl * pSipUrl = dynamic_cast<SipUrl*>(parent);
		const char * pszScheme = pSipUrl->Get_scheme().GetValue();
		bTel = is_tel_scheme(pszScheme);
		if (is_sip_scheme(pszScheme)) {
		preg_name = &reg_pparname;
		preg_value = &reg_pparvalue;
		}
		if (bTel) {
		else if (is_tel_scheme(pszScheme)) {
		preg_name = &reg_telparname;
		preg_value = &reg_telparvalue;
		} else {
		preg_name = &reg_pparname;
		preg_value = &reg_pparvalue;
		}
		}
		if (preg_name == NULL) {
		preg_name = &reg_gparname;
		preg_value = &reg_gparvalue;
		}
		}
		else if (strcmp(pszParName, "AmpersandParam_List") == 0){
		@@ -425,8 +434,8 @@ void GenericParam::PreDecodeField (int id, Buffer& buffer) throw (DecodeError)
		bMandatoryParam = true;
		}
		else if (strcmp(pszParName, "CommaParam_List") == 0){
		preg_name = &reg_cparname;
		preg_value = &reg_cparvalue;
		preg_name = &reg_gparname;
		preg_value = &reg_gparvalue;
		}
		else {
		std::string message ("Unexpected parent type of parameter record: '");
		@@ -672,6 +681,7 @@ private:
		SIP_HEADER_ADD (Authentication-Info, , authenticationInfo, AUTHENTICATION_INFO_E);
		SIP_HEADER_ADD (Authorization, , authorization, AUTHORIZATION_E);
		SIP_HEADER_ADD (Call-Info, , callInfo, CALL_INFO_E);
		SIP_HEADER_ADD (Content-Disposition, , contentDisposition, CONTENT_DISPOSITION_E);
		{
		mEntries.push_back(Entry("", "", MessageHeader::id_undefinedHeader_List, ""));
		Entry& e = *mEntries.rbegin();
		@@ -848,15 +858,7 @@ void ContactBody::PreDecode (Buffer& buffer) throw (DecodeError)

		void ContactAddress_List::PreDecodeField (int id, Buffer& buffer) throw (DecodeError)
		{
		static Regex reg_separator ("^" SIPREG_COMMA);

		if (!buffer.GetBitsLeft())
		return;
		if (GetSize() == 0)
		return; // at least one element must be present
		else if (reg_separator.Match(buffer))
		buffer.SetPosition(buffer.GetPosition() + reg_separator.GetMatchedLength());
		else
		if (!decode_comma_separated (this, buffer))
		SetHypSize(-2);
		}

		@@ -927,15 +929,7 @@ void AcceptBody::PreDecodeField (int id, Buffer& buffer) throw (DecodeError)

		void AcceptBody_List::PreDecodeField (int id, Buffer& buffer) throw (DecodeError)
		{
		static Regex reg_separator ("^" SIPREG_COMMA);

		if (!buffer.GetBitsLeft())
		return;
		if (GetSize() == 0)
		return; // at least one element must be present
		else if (reg_separator.Match(buffer))
		buffer.SetPosition(buffer.GetPosition() + reg_separator.GetMatchedLength());
		else
		if (!decode_comma_separated (this, buffer))
		SetHypSize(-2);
		}

		@@ -999,15 +993,7 @@ void LanguageBody::PreDecodeField (int id, Buffer& buffer) throw (DecodeError)

		void LanguageBody_List::PreDecodeField (int id, Buffer& buffer) throw (DecodeError)
		{
		static Regex reg_separator ("^" SIPREG_COMMA);

		if (!buffer.GetBitsLeft())
		return;
		if (GetSize() == 0)
		return; // at least one element must be present
		else if (reg_separator.Match(buffer))
		buffer.SetPosition(buffer.GetPosition() + reg_separator.GetMatchedLength());
		else
		if (!decode_comma_separated (this, buffer))
		SetHypSize(-2);
		}

		@@ -1057,15 +1043,7 @@ void AlertInfoBody::PostDecodeField (int id, Buffer& buffer) throw (DecodeError)

		void AlertInfoBody_List::PreDecodeField (int id, Buffer& buffer) throw (DecodeError)
		{
		static Regex reg_separator ("^" SIPREG_COMMA);

		if (!buffer.GetBitsLeft())
		return;
		if (GetSize() == 0)
		return; // at least one element must be present
		else if (reg_separator.Match(buffer))
		buffer.SetPosition(buffer.GetPosition() + reg_separator.GetMatchedLength());
		else
		if (!decode_comma_separated (this, buffer))
		SetHypSize(-2);
		}

		@@ -1166,18 +1144,28 @@ void CallInfoBody::PostDecodeField (int id, Buffer& buffer) throw (DecodeError)

		void CallInfoBody_List::PreDecodeField (int id, Buffer& buffer) throw (DecodeError)
		{
		static Regex reg_separator ("^" SIPREG_COMMA);

		if (!buffer.GetBitsLeft())
		return;
		if (GetSize() == 0)
		return; // at least one element must be present
		else if (reg_separator.Match(buffer))
		buffer.SetPosition(buffer.GetPosition() + reg_separator.GetMatchedLength());
		else
		if (!decode_comma_separated (this, buffer))
		SetHypSize(-2);
		}

		void ContentDisposition::PreDecodeField (int id, Buffer& buffer) throw (DecodeError)
		{
		static Regex reg_disposition_type ("^" SIPREG_TOKEN);
		static Regex reg_semicolon ("^" SIPREG_SEMI);
		switch (id){
		case id_dispositionType:
		reg_disposition_type.AssertMatch (buffer, this);
		SetHypFieldLength(id, reg_disposition_type.GetMatchedLength());
		break;
		case id_dispositionParams:
		if (reg_semicolon.Match (buffer)) {
		SetHypFieldIsPresent(id, 1);
		} else {
		SetHypFieldIsPresent(id, 0);
		}
		}
		}


		void NameAddr::PreDecodeField (int id, Buffer& buffer) throw (DecodeError)
		{